[coreboot-gerrit] Change in ...coreboot[master]: Documentation: Add coding style

[Paul Menzel (Code Review)]

Paul Menzel has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/30834 )

Change subject: Documentation: Add coding style
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Patch Set 2:

Let’s commit this as a copy from the Wiki, and improve it in follow-up commits.